--- a/libstdc++-v3/config/os/gnu-linux/os_defines.h 2015-01-05 06:33:28.000000000 -0600 +++ b/libstdc++-v3/config/os/gnu-linux/os_defines.h 2016-04-15 12:32:49.374356001 -0500 @@ -41,8 +41,8 @@ // Provide a declaration for the possibly deprecated gets function, as // glibc 2.15 and later does not declare gets for ISO C11 when // __GNU_SOURCE is defined. -#if __GLIBC_PREREQ(2,15) && defined(_GNU_SOURCE) +//#if __GLIBC_PREREQ(2,15) && defined(_GNU_SOURCE) # undef _GLIBCXX_HAVE_GETS -#endif +//#endif #endif